You searched for: Publisher Indiana Dept. of Conservation, Geological Survey Remove constraint Publisher: Indiana Dept. of Conservation, Geological Survey Collection Indiana Historic Maps Remove constraint Collection: Indiana Historic Maps Time Period 1950-1999 Remove constraint Time Period: 1950-1999
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3. Generalized bedrock map of southern Indiana

1951. Patton, John B.(John Barratt), 1915-cartographer. Blue line.; August, 1951.; Not for publication, for correspondence use only--Upper margin. Scale approximately 1:1,500,000.

5. Map showing oil and gas fields in Indiana

1962. Dawson, T. A.(Thomas Albert), 1916-cartographer. Compilation complete to April 1960.; Includes list of Names and locations of oil and gas fields and Index map showing sources used in compilation. ...